740322 has 24 divisors (see below), whose sum is σ = 1750320. Its totient is φ = 224280.

The previous prime is 740321. The next prime is 740323. The reversal of 740322 is 223047.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (740321) and next prime (740323).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 7⁶ + 4⁸ + 3⁴ + 0 + 2¹⁵ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 740295 and 740304.

It is not an unprimeable number, because it can be changed into a prime (740321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1672 + ... + 2067.

It is an arithmetic number, because the mean of its divisors is an integer number (72930).

2⁷⁴⁰³²² is an apocalyptic number.

740322 is an abundant number, since it is smaller than the sum of its proper divisors (1009998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740322 is a wasteful number, since it uses less digits than its factorization.

740322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3758 (or 3755 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 740322 is about 860.4196650472. The cubic root of 740322 is about 90.4635344475.

Adding to 740322 its reverse (223047), we get a palindrome (963369).

The spelling of 740322 in words is "seven hundred forty thousand, three hundred twenty-two", and thus it is an iban number.